The Shotgun Pro is the ideal children's saddle for mountain biking families. It attaches and detaches in a snap, has no contact with the frame, and is fully adjustable to fit both electric and traditional mountain bikes. Ultra-fast installation: Quick attachment, 30 seconds for mounting, removal, and swapping between bikes after initial installation. E-MTB compatible: With adjustable footpeg width, the Shotgun Pro saddle fits e-bikes with wide downtubes. For children 18 months to 5 years: Designed for children 18 months to 5 years old, up to 27 kg, with adjustable footpeg length to grow with your child. Fully adjustable: Footpeg width, saddle position, and 7 length options make it easy to adjust for a perfect fit that grows with your child.